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Ancient Salt Yields First Direct Mesoproterozoic CO2, Indicating a Mild 1.4-Billion-Year Climate

Custom corrections on halite inclusions enabled the first robust CO2 readings from this era.

Study Finds Eukaryotic Complexity Began Nearly 3 Billion Years Ago

Study Recasts Deep-Mantle Anomalies as Remnants of a Core-Contaminated Magma Ocean

Mantle Waves Peel Continental Roots to Feed Ocean Volcanoes, Study Finds

New Model Ties Nuna’s Breakup to Conditions for Complex Life

Ancient Mantle Rocks Reveal Potassium-40 Deficit Linked to Surviving Proto‑Earth

MIT Team Finds Potassium-40 Anomaly That Points to Surviving Proto‑Earth Mantle

Rare C31 Chemical Fossils Strengthen Case That Sponges Were Among Earth’s First Animals

Sealed Apollo 17 Sample Reveals Exotic Sulfur Signature Unlike Earth’s

Cassini Reanalysis Finds Complex Organics in Fresh Enceladus Plume Grains

Chang'e-6 Rocks Reveal Cooler Lunar Far-Side Mantle by About 100°C

New Chemical Fossils Strengthen Case That Sponges Were Earth’s Earliest Animals

Science Study Identifies Ocean Feedback That Could Overcorrect Warming Into an Ice Age

Diamonds Reveal Nickel-Rich Metal Alloys Deep in Mantle, Confirming Long-Predicted Redox State

Ice Shown to Dissolve Iron Faster Than Liquid Water in New Lab Study

Study Ties Earth’s Early Crust Changes to Milky Way Spiral-Arm Passages

Study Confirms 830–820 Ma Origin of Niobium-Rich Carbonatites in Central Australia

UCL Team Shows Simple Chemistry Can Link Amino Acids to RNA and Build Peptides

Seismic Reanalysis Finds Mars’ Mantle Packed With Ancient Impact Debris

UCL Chemists Show Thioesters Let RNA Attach Amino Acids and Form Peptides in Water